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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Compositor.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "xcompositehandler.h"
#include "wayland-xcomposite-server-protocol.h"
#include "xcompositebuffer.h"
#include <X11/extensions/Xcomposite.h>
QT_USE_NAMESPACE
XCompositeHandler::XCompositeHandler(QtWayland::Compositor *compositor, Display *display, QWindow *window)
: mCompositor(compositor)
, mwindow(window)
, mDisplay(display)
{
mCompositor->window()->create();
mFakeRootWindow = new QWindow(mCompositor->window());
mFakeRootWindow->setGeometry(QRect(-1,-1,1,1));
mFakeRootWindow->create();
mFakeRootWindow->show();
int composite_event_base, composite_error_base;
if (XCompositeQueryExtension(mDisplay, &composite_event_base, &composite_error_base)) {
} else {
qFatal("XComposite required");
}
}
void XCompositeHandler::createBuffer(struct wl_client *client, uint32_t id, Window window, const QSize &size)
{
XCompositeBuffer *buffer = new XCompositeBuffer(mCompositor, window, size);
buffer->addClientResource(client, &buffer->base()->resource,
id,&wl_buffer_interface,
&XCompositeBuffer::buffer_interface,
XCompositeBuffer::delete_resource);
}
void XCompositeHandler::xcomposite_bind_func(struct wl_client *client, void *data, uint32_t version, uint32_t id)
{
Q_UNUSED(version);
XCompositeHandler *handler = static_cast<XCompositeHandler *>(data);
wl_resource *resource = wl_client_add_object(client,&wl_xcomposite_interface,&xcomposite_interface,id,handler);
const char *displayString = XDisplayString(handler->mDisplay);
wl_resource_post_event(resource, WL_XCOMPOSITE_ROOT, displayString, handler->mFakeRootWindow->winId());
}
void XCompositeHandler::create_buffer(struct wl_client *client,
struct wl_resource *xcomposite,
uint32_t id,
uint32_t x_window,
int32_t width,
int32_t height)
{
Window window = (Window)x_window;
XCompositeHandler *that = reinterpret_cast<XCompositeHandler *>(xcomposite);
that->createBuffer(client, id, window, QSize(width,height));
}
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